Finding the Fourth Proportional to 18,164,018.04, 27,246,027.75 and 7,382,160.45
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Solution
The fourth proportional to 18,164,018.04, 27,246,027.75 and 7,382,160.45 is: 11,073,240.96
Step by Step Solution
- Step 1: Write the proportion equation
18,164,018.04 : 27,246,027.75 = 7,382,160.45 : x - Step 2: Convert to fraction form
18,164,018.04/27,246,027.75 = 7,382,160.45/x - Step 3: Cross multiply
18,164,018.04x = 27,246,027.75 × 7,382,160.45 - Step 4: Simplify right side
18,164,018.04x = 201,134,548,475,652.50 - Step 5: Solve for x
x = 201,134,548,475,652.50/18,164,018.04 - Step 6: Final answer
x = 11,073,240.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.